Minor changes in the vc api
diff --git a/dev/demo/alldemo.js b/dev/demo/alldemo.js
index 29dd405..547a09f 100644
--- a/dev/demo/alldemo.js
+++ b/dev/demo/alldemo.js
@@ -224,13 +224,13 @@
       "operands":[
         {
           "@type":"koral:doc",
-          "key":"Titel",
+          "key":"title",
           "value":"Der Birnbaum",
           "match":"match:eq"
         },
         {
           "@type":"koral:doc",
-          "key":"Veröffentlichungsort",
+          "key":"pubPlace",
           "value":"Mannheim",
           "match":"match:eq"
         },
@@ -240,13 +240,13 @@
           "operands":[
             {
               "@type":"koral:doc",
-              "key":"Untertitel",
+              "key":"subTitle",
               "value":"Aufzucht und Pflege",
               "match":"match:eq"
             },
             {
               "@type":"koral:doc",
-              "key":"Untertitel",
+              "key":"subTitle",
               "value":"Gedichte",
               "match":"match:eq",
               "rewrites" : [
@@ -263,7 +263,7 @@
     },
     {
       "@type":"koral:doc",
-      "key":"Veröffentlichungsdatum",
+      "key":"pubDate",
       "type":"type:date",
       "value":"2015-03-05",
       "match":"match:geq"
@@ -428,6 +428,9 @@
 
   KorAP.hintArray = hintArray;
 
+  // Set current virtual collection
+  KorAP.currentVC = vcExample;
+
   // Parse and show the table
   // Override getMatchInfo API call
   KorAP.API.getMatchInfo = function(match, callObj, cb) {
diff --git a/dev/demo/vcdemo.js b/dev/demo/vcdemo.js
index ff93f27..e92b324 100644
--- a/dev/demo/vcdemo.js
+++ b/dev/demo/vcdemo.js
@@ -77,12 +77,12 @@
 
     // Create a new virtual collection by passing a based json object and
     // field menu information
-    var vc = vcClass.render(json, [
+    var vc = vcClass.create([
       ['title', 'string'],
       ['subTitle', 'string'],
       ['pubDate', 'date'],
       ['author', 'string']
-    ]);
+    ]).fromJson(json);
     document.getElementById('vc').appendChild(vc.element());
 
     // show the current JSON serialization